Express as a sum of logarithms.log4(64 ? 256)
A. log43 + log44
B. log644 + log2564
C. log464 + log4256 + log44
D. log464 + log4256
Answer: D
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Find the value.If F(x, y) = tan-1 
, find Fx(-5, 6) and Fy(-5, 6).
A. Fx(-5, 6) = - 
, Fy(-5, 6) = - 
B. Fx(-5, 6) = - 
, Fy(-5, 6) = - 
C. Fx(-5, 6) = - 
, Fy(-5, 6) = 
D. Fx(-5, 6) = - 
, Fy(-5, 6) = - 
Solve the problem. Express answers as a percent rounded to the nearest tenth. The Garden Shop had a cost of goods sold of $108,000, operating expenses of $40,000, and net sales of $210,000. Find the cost of goods sold percent of net sales and operating expenses percent of net sales.
A. cost of goods sold percent of net sales: 51.4%, operating expenses percent of net sales: 19.0% B. cost of goods sold percent of net sales: 51.4%, operating expenses percent of net sales: 32.4% C. cost of goods sold percent of net sales: 32.4%, operating expenses percent of net sales: 51.4% D. cost of goods sold percent of net sales: 19.0%, operating expenses percent of net sales: 51.4%
Make a scatterplot of the relation after determining an appropriate viewing rectangle.{(10, 10), (20, 30), (80, 80), (60, 60)}
A. [0, 100, 10] by [0, 100, 10] 
B. [0, 100, 10] by [0, 100, 10] 
C. [0, 100, 10] by [0, 100, 10] 
D. [0, 100, 10] by [0, 100, 10] 
Solve.The second angle of a triangle is 4 times as large as the first. The third angle is 100° more than the sum of the other two angles. Find the measure of the second angle.
A. 8° B. 2° C. 40° D. 32°